:root{--ink:#142e43;--muted:#617383;--paper:#f4f5f1;--line:#dce2df;--green:#176f62;--gold:#dbac56;--red:#a73838;--safe:env(safe-area-inset-bottom,0px)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.55 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}button,select,textarea{font:inherit}button,a,select{touch-action:manipulation}button{min-height:46px;border:1px solid var(--line);border-radius:12px;background:white;color:var(--ink);padding:10px 16px;cursor:pointer;font-weight:650}button:hover{border-color:var(--green)}button:disabled{opacity:.45;cursor:default}button:focus-visible,a:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid var(--gold);outline-offset:3px}a{color:var(--green);text-underline-offset:3px}header{height:82px;padding:14px max(22px,calc((100vw - 1000px)/2));background:var(--ink);color:white;display:flex;align-items:center;justify-content:space-between;gap:16px}.brand{display:flex;align-items:center;gap:12px}.mark{display:grid;place-items:center;width:40px;height:44px;border-radius:8px;background:var(--gold);color:var(--ink);font:bold 28px Georgia}.brand strong{display:block;font-size:19px}.brand small{font-size:12px;color:#c6d5dd}.icon{width:46px;padding:8px;font-size:23px;line-height:1}header .icon{border-color:#456074;color:white;background:transparent}main{max-width:920px;margin:auto;padding:28px 24px 50px}.intro{padding:12px 0 22px}.eyebrow{font-size:11px;letter-spacing:.13em;font-weight:750;color:var(--green);margin:0 0 8px}h1{font-size:clamp(27px,5vw,40px);line-height:1.15;letter-spacing:-.04em;margin:0 0 12px}h2{font-size:25px;line-height:1.25;letter-spacing:-.025em;margin:0}.intro>p:last-child{color:var(--muted);margin:0;max-width:590px}.toolbar{display:flex;flex-wrap:wrap;gap:15px;align-items:end;margin-bottom:26px}.days{display:flex;gap:6px;flex-wrap:wrap}.days button{padding:10px 19px}.days button.active{background:var(--ink);color:white;border-color:var(--ink)}label{font-size:12px;font-weight:650;color:var(--muted)}select{display:block;min-height:46px;border:1px solid var(--line);border-radius:12px;background:white;padding:8px 28px 8px 10px;color:var(--ink)}.status,.meta{display:flex;justify-content:space-between;gap:12px;align-items:center;font-size:13px}.status{font-weight:650;margin-bottom:9px}.meta{color:var(--muted);margin:5px 0 17px}.link{border:0;background:transparent;padding:4px 0;min-height:36px;color:var(--green);font-size:13px}.track{height:5px;background:#dde5df;border-radius:8px;overflow:hidden}#progress{height:100%;background:var(--green);transition:width .2s}article{background:#fff;border:1px solid var(--line);border-radius:22px;padding:28px;box-shadow:0 8px 30px #142e4305}.question-head{display:flex;justify-content:space-between;align-items:start;margin-bottom:24px}.help{font-size:12px;color:var(--muted);line-height:1.5}#images{display:grid;gap:8px}#images img,#context img,#essaySources img{display:block;max-width:100%;width:100%;height:auto;cursor:zoom-in;border-radius:4px}.warning{background:#fff2d7;color:#684409;border:1px solid #edd398;border-radius:12px;padding:14px;font-size:14px;margin:0 0 20px}.warning strong{display:block}.context-card{background:#f5f7f4;border:1px solid var(--line);border-radius:12px;padding:12px;margin-bottom:20px}.context-card summary{font-weight:650;cursor:pointer;margin-bottom:8px}.transcript{margin:20px 0;font-size:13px;border-top:1px solid var(--line);padding-top:15px}.transcript pre{font-family:inherit;white-space:pre-wrap;word-break:break-word;font-size:15px;line-height:1.55}.answer-label{font-weight:700;margin:25px 0 10px}#choices{display:grid;grid-template-columns:repeat(5,1fr);gap:10px}#choices button{height:56px;font-size:20px}#choices .selected{background:var(--ink);color:white;border-color:var(--ink)}#choices .correct{box-shadow:inset 0 0 0 3px var(--green)}#choices .incorrect{box-shadow:inset 0 0 0 3px var(--red)}.primary{background:var(--green);border-color:var(--green);color:white}.primary:hover{background:#10584e}.feedback{margin-top:20px;background:#edf6f1;border:1px solid #b9d7c7;border-radius:14px;padding:18px}.feedback.wrong{background:#fff1ee;border-color:#e3bdb7}.feedback h3{font-size:18px;margin:0 0 9px}.feedback p{margin:8px 0;font-size:15px}.source{border-top:1px solid var(--line);padding-top:16px;margin-top:25px;font-size:12px}.bottom{display:flex;justify-content:space-between;gap:8px;margin:16px 0}.bottom button{flex:1}.finish{width:100%;background:transparent;border-style:dashed;color:var(--green)}footer{padding:36px 0 0;font-size:12px;color:var(--muted)}footer details{border-top:1px solid var(--line);padding-top:18px}summary{cursor:pointer}footer button{font-size:12px;margin:8px 8px 0 0}.danger{color:var(--red)}dialog{border:1px solid var(--line);border-radius:22px;padding:24px;max-width:min(620px,94vw);width:620px;max-height:86dvh;overflow:auto;color:var(--ink);box-shadow:0 18px 70px #0004}dialog::backdrop{background:#0b2136aa;backdrop-filter:blur(3px)}.dialog-head{display:flex;justify-content:space-between;align-items:center;gap:15px;margin-bottom:18px}.dialog-head h2{font-size:23px}#qgrid{display:grid;grid-template-columns:repeat(6,1fr);gap:7px;margin-top:20px}#qgrid button{min-width:0;padding:8px 3px;font-size:14px;position:relative}#qgrid .done{background:#e5f3eb}#qgrid .current{border:2px solid var(--green)}#qgrid .flagged{box-shadow:inset 0 -3px 0 var(--gold)}#qgrid small{display:block;font-size:9px}.scorecards{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:15px 0}.scorecard{background:var(--paper);padding:16px 10px;border-radius:12px;text-align:center}.scorecard b{display:block;font-size:27px}.scorecard span{font-size:12px}.review-list{display:grid;gap:8px;margin-top:20px}.review-list button{text-align:left}.essay-label{display:block;margin:25px 0 10px;font-size:17px;color:var(--ink)}textarea{width:100%;resize:vertical;min-height:400px;line-height:1.8;font-size:17px;padding:16px;border:1px solid #bdc9c9;border-radius:12px;background:linear-gradient(transparent calc(1.8em - 1px),#e9eeeb 0);background-size:100% 1.8em;background-position:0 17px}.rubric{margin-top:24px;border-top:1px solid var(--line);padding-top:18px}.rubric li{padding:7px 0}#essaySources{display:grid;gap:18px;margin:20px 0}#zoom{width:min(1100px,97vw);max-width:97vw;padding:14px}#zoom img{width:100%;height:auto;display:block}#toast{position:fixed;bottom:calc(20px + var(--safe));left:50%;transform:translateX(-50%);padding:12px 20px;color:white;background:var(--ink);border-radius:12px;box-shadow:0 8px 25px #0002;z-index:20;display:none;max-width:90vw;font-size:14px}.skip{position:fixed;top:-100px;z-index:100;background:white;padding:12px}.skip:focus{top:10px}[hidden]{display:none!important}@media(max-width:600px){header{height:72px;padding:10px 18px}main{padding:20px 14px 40px}.intro{padding:8px 4px 20px}.toolbar{gap:10px}.days{width:100%;gap:5px}.days button{flex:1;padding:10px}.toolbar label{flex:1}.toolbar select{width:100%}article{padding:19px 13px;border-radius:17px}.question-head{padding:0 5px;margin-bottom:18px}h2{font-size:23px}#choices{gap:7px}#choices button{height:53px;padding:8px}.bottom{position:sticky;bottom:0;background:var(--paper);padding:10px 0 calc(10px + var(--safe));z-index:3;margin-bottom:7px}.bottom button{font-size:14px;padding:11px 6px}.status{font-size:12px;padding:0 4px}.finish{margin-top:0}dialog{padding:20px 14px}#qgrid{grid-template-columns:repeat(5,1fr)}.scorecards{gap:6px}.scorecard b{font-size:23px}.source{line-height:1.5}.feedback{padding:14px}.warning{font-size:13px}.intro>p:last-child{font-size:14px}.essay-label{margin-left:4px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}

#choices .selected.correct{background:var(--green);border-color:var(--green);color:white}#choices .selected.incorrect{background:var(--red);border-color:var(--red);color:white}